<?php


class Class_HttpClient {

    public $buffer = null;  // buffer 获取返回的字符串
    public $referer = null;  // referer 设置 HTTP_REFERER 的网址
    public $response = null; // response 服务器响应的 header 信息
    public $request = null;  // request 发送到服务器的 header 信息
    private $args = null;

    public static function init(&$instanceof, $args = array()) {
        return $instanceof = new self($args);
    }

    private function __construct($args = array()) {

        if(!is_array($args)) $args = array();
        $this->args = $args;
        if(!empty($this->args['debugging'])) {
            ob_end_clean();
            set_time_limit(0);
            header('Content-Type: text/plain; charset=utf-8');
        }

    }

    public function get($url, $data = null, $cookie = null, $contentType = 'application/json') {
        $parse = parse_url($url);
        $url .= isset($parse['query']) ? '&'. $data : ( $data ? '?'. $data : '' );
        $header = '';
        $header .= 'content-type: ' . $contentType . '; charset=utf-8'. "\r\n";
        $options = array();
        $options['http']['method'] = 'GET';
        $options['http']['header'] = $header;

        //$response = get_headers($url);
        //$this->request = $header;
        //$this->response = implode("\r\n", $response);
        $context = stream_context_create($options);
        return $this->buffer = file_get_contents($url, false, $context);
    }

    public function post($url, $data = null, $cookie = null, $contentType = 'application/json') {

        $parse = parse_url($url);

        $header ='';

        $header .= 'content-type: ' . $contentType . '; charset=utf-8'. "\r\n";
        if($data) $header .= 'Content-Length: '. strlen($data). "\r\n";

        $options = array();
        $options['http']['method'] = 'POST';
        $options['http']['header'] = $header;
        if($data) $options['http']['content'] = $data;

        //$response = get_headers($url);
        //$this->request = $header;
        //$this->response = implode("\r\n", $response);
        $context = stream_context_create($options);
        return $this->buffer = file_get_contents($url, false, $context);

    }

}